Two-storey extensions in Hamilton
Everything for a two-storey extension in Hamilton, in one place: types, guide prices for Scotland, the approval rules in Scotland and how to get started.
Hamilton at a glance
- Postcode districts
- ML3
- Area
- Lanarkshire, Scotland
- Price region
- Scotland
- Nearest towns
- Motherwell (2.2 miles), Bothwell (2.8 miles), High Blantyre (2.9 miles), Blantyre (3.1 miles)
- Distance to East Kilbride
- about 5.6 miles
- Approvals
- Class 1B: two-storey extensions must be at least 10 m from every boundary to avoid planning permission, so most need an application.
We cover Hamilton (ML3) and the places around it, including Motherwell (2.2 miles), Bothwell (2.8 miles) and High Blantyre.
Extensions available in Hamilton

Two-storey rear extensions
For homes in Hamilton: typical guide from £52,500.
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Two-storey side extensions
Hamilton guide price from £81,000, Standard spec.
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Two-storey wraparound extensions
For homes in Hamilton: typical guide from £113,000.
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Part single, part two-storey extensions
Our Scotland guide starts at £67,500 for this type.
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Extensions over a garage
Hamilton guide price from £29,500, Standard spec.
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First-floor extensions
Hamilton guide price from £23,500, Standard spec.
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Two-storey extensions for semi-detached houses
From £52,500 in Hamilton. Free visit to firm it up.
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Two-storey extensions for detached houses
Guide from £81,000 in Hamilton, including VAT.
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Kitchen extensions with bedrooms above
Our Scotland guide starts at £52,500 (before kitchen units) for this type.
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Extra bedroom and en-suite extensions
Design, approvals and build for Hamilton homes. Guide from £52,500 (plus en-suite).
Learn moreWhich type suits your house?
Start with what you need the space for. Bedrooms and an en-suite upstairs with a bigger kitchen below is the classic two-storey brief, but in Hamilton we also design annexes, home offices and bedrooms over garages.
Also available in Lanarkshire
- Two-storey front extensions
- Two-storey extensions for end-of-terrace houses
- Two-storey annexe extensions
- Garage conversions with a room above
- Two-storey extension plans and drawings
- Planning permission for two-storey extensions
- Structural engineering for two-storey extensions
- Building regulations for two-storey extensions
- Design and build two-storey extensions
Rules for Hamilton
Hamilton is in Scotland. Class 1B: two-storey extensions must be at least 10 m from every boundary to avoid planning permission, so most need an application. Householder planning application: £371. Councils have two months to decide a local planning application.
The full Scotland rules explained
Questions about extensions in Hamilton
Do you cover Hamilton?
Yes. We cover Hamilton (ML3) and the surrounding area, including Motherwell and Bothwell. The first site visit is free.
What does a two-storey extension cost in Hamilton?
Using our Scotland guide, a two-storey rear extension with a 4 m × 3.5 m footprint on two floors (28 m² of new floor space) is about £52,500–£71,000 including VAT. An extension over a garage is about £29,500–£43,000.
Which other places near Hamilton do you cover?
Everywhere around it, including Motherwell (2.2 miles), Bothwell (2.8 miles) and High Blantyre (2.9 miles), and the rest of Lanarkshire.